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added Mysql export driver + updated some datadict drivers

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This commit is contained in:
zYne 2006-10-19 20:56:59 +00:00
parent 7dabc66260
commit 20f504253b
6 changed files with 527 additions and 6 deletions
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96
lib/Doctrine/DataDict/Mysql.php
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@ -24,10 +24,104 @@
* @url http://www.phpdoctrine.com
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @author Konsta Vesterinen
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @version $Id$
*/
class Doctrine_DataDict_Mysql extends Doctrine_DataDict {
/**
* Obtain DBMS specific SQL code portion needed to declare an text type
* field to be used in statements like CREATE TABLE.
*
* @param array $field associative array with the name of the properties
* of the field being declared as array indexes. Currently, the types
* of supported field properties are as follows:
*
* length
* Integer value that determines the maximum length of the text
* field. If this argument is missing the field should be
* declared to have the longest length allowed by the DBMS.
*
* default
* Text value to be used as default for this field.
*
* notnull
* Boolean flag that indicates whether this field is constrained
* to not be set to null.
* @return string DBMS specific SQL code portion that should be used to
* declare the specified field.
* @access public
*/
public function getTypeDeclaration($field) {
switch ($field['type']) {
case 'array':
case 'object':
case 'string':
if (empty($field['length']) && array_key_exists('default', $field)) {
$field['length'] = $this->dbh->varchar_max_length;
}
$length = (! empty($field['length'])) ? $field['length'] : false;
$fixed = (! empty($field['fixed'])) ? $field['fixed'] : false;
return $fixed ? ($length ? 'CHAR('.$length.')' : 'CHAR(255)')
: ($length ? 'VARCHAR('.$length.')' : 'TEXT');
case 'clob':
if (!empty($field['length'])) {
$length = $field['length'];
if ($length <= 255) {
return 'TINYTEXT';
} elseif ($length <= 65532) {
return 'TEXT';
} elseif ($length <= 16777215) {
return 'MEDIUMTEXT';
}
}
return 'LONGTEXT';
case 'blob':
if (!empty($field['length'])) {
$length = $field['length'];
if ($length <= 255) {
return 'TINYBLOB';
} elseif ($length <= 65532) {
return 'BLOB';
} elseif ($length <= 16777215) {
return 'MEDIUMBLOB';
}
}
return 'LONGBLOB';
case 'integer':
if (!empty($field['length'])) {
$length = $field['length'];
if ($length <= 1) {
return 'TINYINT';
} elseif ($length == 2) {
return 'SMALLINT';
} elseif ($length == 3) {
return 'MEDIUMINT';
} elseif ($length == 4) {
return 'INT';
} elseif ($length > 4) {
return 'BIGINT';
}
}
return 'INT';
case 'boolean':
return 'TINYINT(1)';
case 'date':
return 'DATE';
case 'time':
return 'TIME';
case 'timestamp':
return 'DATETIME';
case 'float':
return 'DOUBLE';
case 'decimal':
$length = !empty($field['length']) ? $field['length'] : 18;
return 'DECIMAL('.$length.','.$this->dbh->options['decimal_places'].')';
}
return '';
}
/**
* lists all databases
*
@ -111,7 +205,7 @@ class Doctrine_DataDict_Mysql extends Doctrine_DataDict {
* @return array
*/
public function listTables($database = null) {
$sql = "SHOW TABLES";
$sql = 'SHOW TABLES';
return $this->dbh->query($sql)->fetchAll(PDO::FETCH_ASSOC);
}

8
lib/Doctrine/DataDict/Sqlite.php
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@ -79,7 +79,7 @@ class Doctrine_DataDict_Sqlite extends Doctrine_DataDict {
*/
public function listTableColumns($table) {
$sql = "PRAGMA table_info($table)";
$sql = "PRAGMA table_info($table)";
$result = $this->dbh->query($sql)->fetchAll(PDO::FETCH_ASSOC);
$description = array();
@ -112,9 +112,9 @@ class Doctrine_DataDict_Sqlite extends Doctrine_DataDict {
* @return array
*/
public function listTables($database = null) {
$sql = "SELECT name FROM sqlite_master WHERE type='table' "
. "UNION ALL SELECT name FROM sqlite_temp_master "
. "WHERE type='table' ORDER BY name";
$sql = "SELECT name FROM sqlite_master WHERE type = 'table' "
. "UNION ALL SELECT name FROM sqlite_temp_master "
. "WHERE type = 'table' ORDER BY name";
$tables = array();
$stmt = $this->dbh->query($sql);

10
lib/Doctrine/Export.php
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@ -27,7 +27,15 @@
* @license LGPL
*/
class Doctrine_Export {
public function export() {
private $conn;
private $dbh;
public function __construct($conn) {
$this->conn = $conn;
$this->dbh = $conn->getDBH();
}
public function export() {
$parent = new ReflectionClass('Doctrine_Record');
$conn = Doctrine_Manager::getInstance()->getCurrentConnection();
$old = $conn->getAttribute(Doctrine::ATTR_CREATE_TABLES);

410
lib/Doctrine/Export/Mysql.php Normal file
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@ -0,0 +1,410 @@
<?php
/*
* $Id$
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.com>.
*/
Doctrine::autoload('Doctrine_Export');
/**
* Doctrine_Export_Mysql
*
* @package Doctrine
* @author Konsta Vesterinen
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @license LGPL
*/
class Doctrine_Export_Mysql extends Doctrine_Export {
/**
* create a new database
*
* @param string $name name of the database that should be created
* @throws PDOException
* @return void
*/
public function createDatabase($name) {
$query = 'CREATE DATABASE ' . $this->conn->quoteIdentifier($name);
$result = $this->dbh->query($query);
}
/**
* drop an existing database
*
* @param string $name name of the database that should be dropped
* @throws PDOException
* @access public
*/
public function dropDatabase($name) {
$query = 'DROP DATABASE ' . $this->conn->quoteIdentifier($name);
$this->dbh->query($query);
}
/**
* create a new table
*
* @param string $name Name of the database that should be created
* @param array $fields Associative array that contains the definition of each field of the new table
* The indexes of the array entries are the names of the fields of the table an
* the array entry values are associative arrays like those that are meant to be
* passed with the field definitions to get[Type]Declaration() functions.
* array(
* 'id' => array(
* 'type' => 'integer',
* 'unsigned' => 1
* 'notnull' => 1
* 'default' => 0
* ),
* 'name' => array(
* 'type' => 'text',
* 'length' => 12
* ),
* 'password' => array(
* 'type' => 'text',
* 'length' => 12
* )
* );
* @param array $options An associative array of table options:
* array(
* 'comment' => 'Foo',
* 'character_set' => 'utf8',
* 'collate' => 'utf8_unicode_ci',
* 'collate' => 'utf8_unicode_ci',
* 'type' => 'innodb',
* );
*
* @return mixed MDB2_OK on success, a MDB2 error on failure
* @access public
*/
public function createTable($name, array $fields, array $options = array()) {
if (!$name) {
return $this->dbh->raiseError(MDB2_ERROR_CANNOT_CREATE, null, null,
'no valid table name specified', __FUNCTION__);
}
if(empty($fields))
throw new Doctrine_Export_Exception('no fields specified for table "'.$name.'"');
$query_fields = $this->getFieldDeclarationList($fields);
if (!empty($options['primary'])) {
$query_fields.= ', PRIMARY KEY ('.implode(', ', array_keys($options['primary'])).')';
}
$name = $this->conn->quoteIdentifier($name, true);
$query = "CREATE TABLE $name ($query_fields)";
$options_strings = array();
if (!empty($options['comment'])) {
$options_strings['comment'] = 'COMMENT = '.$this->dbh->quote($options['comment'], 'text');
}
if (!empty($options['charset'])) {
$options_strings['charset'] = 'DEFAULT CHARACTER SET '.$options['charset'];
if (!empty($options['collate'])) {
$options_strings['charset'].= ' COLLATE '.$options['collate'];
}
}
$type = false;
if (!empty($options['type'])) {
$type = $options['type'];
} elseif ($this->dbh->options['default_table_type']) {
$type = $this->dbh->options['default_table_type'];
}
if ($type) {
$options_strings[] = "ENGINE = $type";
}
if (!empty($options_strings)) {
$query.= ' '.implode(' ', $options_strings);
}
return $this->dbh->query($query);
}
/**
* alter an existing table
*
* @param string $name name of the table that is intended to be changed.
* @param array $changes associative array that contains the details of each type
* of change that is intended to be performed. The types of
* changes that are currently supported are defined as follows:
*
* name
*
* New name for the table.
*
* add
*
* Associative array with the names of fields to be added as
* indexes of the array. The value of each entry of the array
* should be set to another associative array with the properties
* of the fields to be added. The properties of the fields should
* be the same as defined by the Metabase parser.
*
*
* remove
*
* Associative array with the names of fields to be removed as indexes
* of the array. Currently the values assigned to each entry are ignored.
* An empty array should be used for future compatibility.
*
* rename
*
* Associative array with the names of fields to be renamed as indexes
* of the array. The value of each entry of the array should be set to
* another associative array with the entry named name with the new
* field name and the entry named Declaration that is expected to contain
* the portion of the field declaration already in DBMS specific SQL code
* as it is used in the CREATE TABLE statement.
*
* change
*
* Associative array with the names of the fields to be changed as indexes
* of the array. Keep in mind that if it is intended to change either the
* name of a field and any other properties, the change array entries
* should have the new names of the fields as array indexes.
*
* The value of each entry of the array should be set to another associative
* array with the properties of the fields to that are meant to be changed as
* array entries. These entries should be assigned to the new values of the
* respective properties. The properties of the fields should be the same
* as defined by the Metabase parser.
*
* Example
* array(
* 'name' => 'userlist',
* 'add' => array(
* 'quota' => array(
* 'type' => 'integer',
* 'unsigned' => 1
* )
* ),
* 'remove' => array(
* 'file_limit' => array(),
* 'time_limit' => array()
* ),
* 'change' => array(
* 'name' => array(
* 'length' => '20',
* 'definition' => array(
* 'type' => 'text',
* 'length' => 20,
* ),
* )
* ),
* 'rename' => array(
* 'sex' => array(
* 'name' => 'gender',
* 'definition' => array(
* 'type' => 'text',
* 'length' => 1,
* 'default' => 'M',
* ),
* )
* )
* )
*
* @param boolean $check indicates whether the function should just check if the DBMS driver
* can perform the requested table alterations if the value is true or
* actually perform them otherwise.
* @return boolean
*/
public function alterTable($name, $changes, $check) {
foreach ($changes as $change_name => $change) {
switch ($change_name) {
case 'add':
case 'remove':
case 'change':
case 'rename':
case 'name':
break;
default:
throw new Doctrine_Export_Exception('change type "'.$change_name.'" not yet supported');
}
}
if ($check) {
return true;
}
$query = '';
if (!empty($changes['name'])) {
$change_name = $this->conn->quoteIdentifier($changes['name'], true);
$query .= 'RENAME TO ' . $change_name;
}
if (!empty($changes['add']) && is_array($changes['add'])) {
foreach ($changes['add'] as $field_name => $field) {
if ($query) {
$query.= ', ';
}
$query.= 'ADD ' . $this->dbh->getDeclaration($field['type'], $field_name, $field);
}
}
if (!empty($changes['remove']) && is_array($changes['remove'])) {
foreach ($changes['remove'] as $field_name => $field) {
if ($query) {
$query.= ', ';
}
$field_name = $this->conn->quoteIdentifier($field_name, true);
$query.= 'DROP ' . $field_name;
}
}
$rename = array();
if (!empty($changes['rename']) && is_array($changes['rename'])) {
foreach ($changes['rename'] as $field_name => $field) {
$rename[$field['name']] = $field_name;
}
}
if (!empty($changes['change']) && is_array($changes['change'])) {
foreach ($changes['change'] as $field_name => $field) {
if ($query) {
$query.= ', ';
}
if (isset($rename[$field_name])) {
$old_field_name = $rename[$field_name];
unset($rename[$field_name]);
} else {
$old_field_name = $field_name;
}
$old_field_name = $this->conn->quoteIdentifier($old_field_name, true);
$query.= "CHANGE $old_field_name " . $this->dbh->getDeclaration($field['definition']['type'], $field_name, $field['definition']);
}
}
if (!empty($rename) && is_array($rename)) {
foreach ($rename as $rename_name => $renamed_field) {
if ($query) {
$query.= ', ';
}
$field = $changes['rename'][$renamed_field];
$renamed_field = $this->conn->quoteIdentifier($renamed_field, true);
$query.= 'CHANGE ' . $renamed_field . ' ' . $this->dbh->getDeclaration($field['definition']['type'], $field['name'], $field['definition']);
}
}
if (!$query) {
return MDB2_OK;
}
$name = $this->conn->quoteIdentifier($name, true);
return $this->dbh->query("ALTER TABLE $name $query");
}
/**
* create sequence
*
* this method has been borrowed from PEAR MDB2 database abstraction layer
*
* @param string $seq_name name of the sequence to be created
* @param string $start start value of the sequence; default is 1
* @return mixed MDB2_OK on success, a MDB2 error on failure
*/
public function createSequence($sequence_name, $seqcol_name, $start = 1) {
$query = "CREATE TABLE $sequence_name ($seqcol_name INT NOT NULL AUTO_INCREMENT, PRIMARY KEY ($seqcol_name))";
$query .= strlen($this->dbh->options['default_table_type']) ? ' TYPE = '.$this->dbh->options['default_table_type'] : '';
$res = $this->dbh->query($query);
if ($start == 1) {
return MDB2_OK;
}
$query = "INSERT INTO $sequence_name ($seqcol_name) VALUES (".($start-1).')';
$res = $this->dbh->query($query);
// Handle error
$result = $this->dbh->query("DROP TABLE $sequence_name");
if (PEAR::isError($result)) {
return $this->dbh->raiseError($result, null, null,
'could not drop inconsistent sequence table', __FUNCTION__);
}
return $this->dbh->raiseError($res, null, null,
'could not create sequence table', __FUNCTION__);
}
/**
* Get the stucture of a field into an array
*
* this method has been borrowed from PEAR MDB2 database abstraction layer
*
* @author Leoncx
* @param string $table name of the table on which the index is to be created
* @param string $name name of the index to be created
* @param array $definition associative array that defines properties of the index to be created.
* Currently, only one property named FIELDS is supported. This property
* is also an associative with the names of the index fields as array
* indexes. Each entry of this array is set to another type of associative
* array that specifies properties of the index that are specific to
* each field.
*
* Currently, only the sorting property is supported. It should be used
* to define the sorting direction of the index. It may be set to either
* ascending or descending.
*
* Not all DBMS support index sorting direction configuration. The DBMS
* drivers of those that do not support it ignore this property. Use the
* function supports() to determine whether the DBMS driver can manage indexes.
*
* Example
* array(
* 'fields' => array(
* 'user_name' => array(
* 'sorting' => 'ascending'
* 'length' => 10
* ),
* 'last_login' => array()
* )
* )
* @throws PDOException
* @return void
*/
public function createIndex($table, $name, array $definition) {
$table = $table;
$name = $this->dbh->getIndexName($name);
$query = 'CREATE INDEX ' . $name . ' ON ' . $table;
$fields = array();
foreach ($definition['fields'] as $field => $fieldinfo) {
if (!empty($fieldinfo['length'])) {
$fields[] = $field . '(' . $fieldinfo['length'] . ')';
} else {
$fields[] = $field;
}
}
$query .= ' ('. implode(', ', $fields) . ')';
return $this->dbh->query($query);
}
/**
* drop existing index
* this method has been borrowed from PEAR MDB2 database abstraction layer
*
* @param string $table name of table that should be used in method
* @param string $name name of the index to be dropped
* @return mixed MDB2_OK on success, a MDB2 error on failure
*/
public function dropIndex($table, $name) {
$table = $this->conn->quoteIdentifier($table, true);
$name = $this->conn->quoteIdentifier($this->dbh->getIndexName($name), true);
return $this->dbh->query("DROP INDEX $name ON $table");
}
/**
* dropTable
*
* @param string $table name of table that should be dropped from the database
* @throws PDOException
*/
public function dropTable($table) {
$this->dbh->query('DROP TABLE '.$table);
}
}
?>

7
tests/ExportMysqlTestCase.php Normal file
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@ -0,0 +1,7 @@
<?php
class Doctrine_Export_Mysql_TestCase {
public function testCreateDatabase() {
}
}
?>

2
tests/UnitTestCase.php
View File

@ -7,6 +7,8 @@ require_once dirname(__FILE__).'/../lib/Doctrine.php';
//Doctrine::loadAll();
ini_set('include_path', $_SERVER['DOCUMENT_ROOT']);
function __autoload($class) {
Doctrine::autoload($class);
}